24.09% is the change from 274 to 340
Calculation steps:
[( 340 - 274 ) ÷ 274] x 100 = 24.09%
Formula
Percentage change = [(340 - 274) / 274] x 100
Subtract the new number by the original number
340 - 274 = 66
66 ÷ 274 = 0.24087591240875914
0.24087591240875914 x 100 = 24.09%